DE69011816D1 - Security paper with a new thread reacting to the counterfeit. - Google Patents
Security paper with a new thread reacting to the counterfeit.Info
- Publication number
- DE69011816D1 DE69011816D1 DE69011816T DE69011816T DE69011816D1 DE 69011816 D1 DE69011816 D1 DE 69011816D1 DE 69011816 T DE69011816 T DE 69011816T DE 69011816 T DE69011816 T DE 69011816T DE 69011816 D1 DE69011816 D1 DE 69011816D1
- Authority
- DE
- Germany
- Prior art keywords
- counterfeit
- reacting
- security paper
- new thread
- security
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
- D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
- D21H21/46—Elements suited for chemical verification or impeding chemical tampering, e.g. by use of eradicators
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
- D21H21/42—Ribbons or strips
Landscapes
- Paper (AREA)
- Printing Methods (AREA)
- Credit Cards Or The Like (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
A printable security sheet. It comprises at least one security member arranged at least partially between the faces of the sheet, the said member being coloured in transmitted light, characterised in that the security member consists of a substrate at least partially coated with a layer consisting of at least one binder which is degradable in basic medium and at least one base-sensitive dye, the binder being a means for protecting the dye in a nonalkaline medium. Application as banknote paper.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8914926A FR2654445B1 (en) | 1989-11-14 | 1989-11-14 | SECURITY PAPER COMPRISING A NEW FALSIFICATION RESPONSIVE THREAD. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69011816D1 true DE69011816D1 (en) | 1994-09-29 |
DE69011816T2 DE69011816T2 (en) | 1995-01-12 |
Family
ID=9387388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69011816T Expired - Fee Related DE69011816T2 (en) | 1989-11-14 | 1990-11-13 | Security paper with a new thread reacting to the counterfeit. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0428447B1 (en) |
AT (1) | ATE110430T1 (en) |
DE (1) | DE69011816T2 (en) |
FR (1) | FR2654445B1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009004739A1 (en) * | 2008-06-14 | 2009-12-17 | Helling, Günter, Dr. | Multilayer degradable polymer system as security element |
US9033542B2 (en) | 2010-11-16 | 2015-05-19 | Dialight Corporation | LED luminaire utilizing an extended and non-metallic enclosure |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE523251A (en) * | ||||
GB1525383A (en) * | 1974-08-02 | 1978-09-20 | Portals Ltd | Paper for printed sheets |
FR2576332B1 (en) * | 1985-01-21 | 1987-04-10 | Aussedat Rey | INFALSIFIABLE SECURITY PAPER, PROCESS FOR MAKING PAPER INFALSIFIABLE, AND AQUEOUS OR ORGANIC COMPOSITION USEFUL, IN PARTICULAR, FOR MAKING PAPER INFALSIFIABLE |
US4652015A (en) * | 1985-12-05 | 1987-03-24 | Crane Company | Security paper for currency and banknotes |
WO1989008166A1 (en) * | 1988-03-04 | 1989-09-08 | GAO GESELLSCHAFT FÜR AUTOMATION UND ORGANISATION m | Security element in the form of a thread or a ribbon for insertion in security documents, and process for producing it |
-
1989
- 1989-11-14 FR FR8914926A patent/FR2654445B1/en not_active Expired - Fee Related
-
1990
- 1990-11-13 AT AT90403206T patent/ATE110430T1/en not_active IP Right Cessation
- 1990-11-13 EP EP90403206A patent/EP0428447B1/en not_active Expired - Lifetime
- 1990-11-13 DE DE69011816T patent/DE69011816T2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2654445A1 (en) | 1991-05-17 |
EP0428447B1 (en) | 1994-08-24 |
EP0428447A1 (en) | 1991-05-22 |
ATE110430T1 (en) | 1994-09-15 |
DE69011816T2 (en) | 1995-01-12 |
FR2654445B1 (en) | 1995-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |